Which five letter word can be added at the end of below word to form a
valid word?

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I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

There’s a girl who has a large family. She has an equal amount of brothers and sisters, but each brother only has half as many brothers and sisters. What’s the correct amount of brothers and sisters?

How is a fly different from a mosquito?

Do You See It?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

Which is the smallest number that you can write using all the vowels exactly once?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes